2017-02-09T18:12:22.987+0100 WARN [org.jboss.jca.core.connectionmanager.listener.TxConnectionListener] (EJB default - 1) IJ000305: Connection error occured: org.jboss.jca.core.connectionmanager.listener.TxConnectionListener@20d0b1e9[state=NORMAL managed connection=org.jboss.jca.adapters.jdbc.local.LocalManagedConnection@1531725c connection handles=1 lastUse=1486660340003 trackByTx=true pool=org.jboss.jca.core.connectionmanager.pool.strategy.OnePool@1f4e3280 mcp=SemaphoreArrayListManagedConnectionPool@6579a8e2[pool=XXXXXX-DS] xaResource=LocalXAResourceImpl@6560d715[connectionListener=20d0b1e9 connectionManager=f7907d2 warned=false currentXid=< formatId=131077, gtrid_length=29, bqual_length=36, tx_uid=0:ffffc0a8da83:-2ee80aa3:589c9df6:3bb5, node_name=1, branch_uid=0:ffffc0a8da83:-2ee80aa3:589c9df6:3bb8, subordinatenodename=null, eis_name=java:/jdbc/XXXXXX-DS > productName=MySQL productVersion=10.1.19-MariaDB jndiName=java:/jdbc/XXXXXX-DS] txSync=null]: java.lang.NumberFormatException: empty String at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1842) [rt.jar:1.8.0_25] at sun.misc.FloatingDecimal.parseDouble(FloatingDecimal.java:110) [rt.jar:1.8.0_25] at java.lang.Double.parseDouble(Double.java:538) [rt.jar:1.8.0_25] at java.lang.Double.valueOf(Double.java:502) [rt.jar:1.8.0_25] at org.mariadb.jdbc.internal.queryresults.resultset.MariaSelectResultSet.getDouble(MariaSelectResultSet.java:1398) at org.mariadb.jdbc.internal.queryresults.resultset.MariaSelectResultSet.getDouble(MariaSelectResultSet.java:1337) at org.jboss.jca.adapters.jdbc.WrappedResultSet.getDouble(WrappedResultSet.java:928) at com.xxxxxxxx.core.io.export.DatabaseExport.buildExportFile(DatabaseExport.java:661) [XXXXX2-core-ejb.jar:] at com.xxxxxxxx.core.io.export.DatabaseExport.build(DatabaseExport.java:209) [XXXXX2-core-ejb.jar:] at com.xxxxxxxx.core.io.session.ExportEJB$ExportProcess.run(ExportEJB.java:115) [XXXXX2-core-ejb.jar:] at com.xxxxxxxx.core.io.session.ExportEJB.runExportProcess(ExportEJB.java:179) [XXXXX2-core-ejb.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.8.0_25] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) [rt.jar:1.8.0_25] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_25] at java.lang.reflect.Method.invoke(Method.java:483) [rt.jar:1.8.0_25] at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:407) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) [wildfly-weld-8.1.0.Final.jar:8.1.0.Final] at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:93) [wildfly-weld-8.1.0.Final.jar:8.1.0.Final] at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:407) at com.xxxxxxxx.xxxxxcommons.interceptors.DeprecatedInterceptor.logInvocation(DeprecatedInterceptor.java:29) [xxxxxCommons.jar:] at sun.reflect.GeneratedMethodAccessor33.invoke(Unknown Source) [:1.8.0_25] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_25] at java.lang.reflect.Method.invoke(Method.java:483) [rt.jar:1.8.0_25] at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:89) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.jpa.interceptor.SBInvocationInterceptor.processInvocation(SBInvocationInterceptor.java:47) [wildfly-jpa-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:407) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:55) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23] at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) [wildfly-weld-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) [wildfly-ee-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.pool.PooledInstanceInterceptor.processInvocation(PooledInstanceInterceptor.java:51) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java:273) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.as.ejb3.tx.CMTTxInterceptor.required(CMTTxInterceptor.java:340) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:239) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.invocationmetrics.WaitTimeInterceptor.processInvocation(WaitTimeInterceptor.java:43) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:95) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:59) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:55) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:326) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:448) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:326) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:185) at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:182) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.interceptors.LogDiagnosticContextRecoveryInterceptor.processInvocation(LogDiagnosticContextRecoveryInterceptor.java:79) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:309) at org.jboss.as.ejb3.component.interceptors.AsyncFutureInterceptorFactory$1$2.runInvocation(AsyncFutureInterceptorFactory.java:97) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at org.jboss.as.ejb3.component.interceptors.AsyncInvocationTask.run(AsyncInvocationTask.java:73) [wildfly-ejb3-8.1.0.Final.jar:8.1.0.Final] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_25] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_25] at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_25] at org.jboss.threads.JBossThread.run(JBossThread.java:122)